Influence of cyclic loading on performance of steel piles in sandy soil

This paper introduces an experimental study to clarify the response of steel pile models exposed to the cyclic loading. Thirty six models of two types of steel piles are tested (open ended pile and H-pile) with lengths equal to (30, 40, and 50) cm. Three diameters (2.5, 3.5, and 4.1) cm for open end...

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Main Authors: Al-Neami Mohammed, Wasmi Mariam
Format: Article
Language:English
Published: EDP Sciences 2018-01-01
Series:MATEC Web of Conferences
Online Access:https://doi.org/10.1051/matecconf/201816201012
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author Al-Neami Mohammed
Wasmi Mariam
author_facet Al-Neami Mohammed
Wasmi Mariam
author_sort Al-Neami Mohammed
collection DOAJ
description This paper introduces an experimental study to clarify the response of steel pile models exposed to the cyclic loading. Thirty six models of two types of steel piles are tested (open ended pile and H-pile) with lengths equal to (30, 40, and 50) cm. Three diameters (2.5, 3.5, and 4.1) cm for open ended pipe pile and three flange widths (2.6, 3.6, and 4.4) cm for H-pile are investigated. Jacking technique is employed to installed piles models in dry sandy samples with two different relative densities (60% for medium sand 80% for dense sand). It is found that the pile geometry (diameter and length) with sand density have a high impact on the number of cycles. Analysis of results showed that increasing of pile diameter and relative density cause a reduction in the number of cycles when the length of steel pile models are fixed while variety of diameters of open ended pipe pile has a small effect on the number of cycles. It was found that pipe piles with open ended have more resistance to the cyclic loading compared with H piles under the same geometric conditions (pile diameter, embedded length and sand density) especially in medium sand. Finally, if the testing conditions are the same, number of cycles is decreased with increasing in amplitude loading
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spelling doaj.art-8efa6107aaf849a3885d635867e7fd442022-12-21T23:46:44ZengEDP SciencesMATEC Web of Conferences2261-236X2018-01-011620101210.1051/matecconf/201816201012matecconf_bcee32018_01012Influence of cyclic loading on performance of steel piles in sandy soilAl-Neami MohammedWasmi MariamThis paper introduces an experimental study to clarify the response of steel pile models exposed to the cyclic loading. Thirty six models of two types of steel piles are tested (open ended pile and H-pile) with lengths equal to (30, 40, and 50) cm. Three diameters (2.5, 3.5, and 4.1) cm for open ended pipe pile and three flange widths (2.6, 3.6, and 4.4) cm for H-pile are investigated. Jacking technique is employed to installed piles models in dry sandy samples with two different relative densities (60% for medium sand 80% for dense sand). It is found that the pile geometry (diameter and length) with sand density have a high impact on the number of cycles. Analysis of results showed that increasing of pile diameter and relative density cause a reduction in the number of cycles when the length of steel pile models are fixed while variety of diameters of open ended pipe pile has a small effect on the number of cycles. It was found that pipe piles with open ended have more resistance to the cyclic loading compared with H piles under the same geometric conditions (pile diameter, embedded length and sand density) especially in medium sand. Finally, if the testing conditions are the same, number of cycles is decreased with increasing in amplitude loadinghttps://doi.org/10.1051/matecconf/201816201012
spellingShingle Al-Neami Mohammed
Wasmi Mariam
Influence of cyclic loading on performance of steel piles in sandy soil
MATEC Web of Conferences
title Influence of cyclic loading on performance of steel piles in sandy soil
title_full Influence of cyclic loading on performance of steel piles in sandy soil
title_fullStr Influence of cyclic loading on performance of steel piles in sandy soil
title_full_unstemmed Influence of cyclic loading on performance of steel piles in sandy soil
title_short Influence of cyclic loading on performance of steel piles in sandy soil
title_sort influence of cyclic loading on performance of steel piles in sandy soil
url https://doi.org/10.1051/matecconf/201816201012
work_keys_str_mv AT alneamimohammed influenceofcyclicloadingonperformanceofsteelpilesinsandysoil
AT wasmimariam influenceofcyclicloadingonperformanceofsteelpilesinsandysoil